US Patent Issued to SIKA TECHNOLOGY on June 17 for "Dimer fatty acid-polyester diol-based polymer, containing isocyanate groups" (Swiss Inventors)

ALEXANDRIA, Va., June 19 -- United States Patent no. 12,331,192, issued on June 17, was assigned to SIKA TECHNOLOGY AG (Baar, Switzerland).

"Dimer fatty acid-polyester diol-based polymer, containing isocyanate groups" was invented by Sven Reimann (Zurich, Switzerland), Nicole Kube (Unterengstringen, Switzerland) and Michael Schlumpf (Stallikon, Switzerland).

According to the abstract* released by the U.S. Patent & Trademark Office: "A polyester urethane polymer containing isocyanate groups and being liquid at ambient temperature, obtained by reacting at least one monomeric diisocyanate and dimer fatty acid-based polyester diol having OH-number ranging between 28 and 120 mg KOH/g in NCO/OH ratio of at least 3/1, and by subsequently removin...